Annotations: 1JAT

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1jata1	Alpha and beta proteins (a+b)	UBC-like	UBC-like	UBC-related	Ubiquitin conjugating enzyme, UBC	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
A	d1jata2	Artifacts	Tags	Tags	Tags	N-terminal Tags	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
B	d1jatb_	Alpha and beta proteins (a+b)	UBC-like	UBC-like	UBC-related	Ubiquitin conjugating enzyme, UBC	baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	UBC-related	8021891	4001046	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	UBC-like	8034271	3000570	SCOP2 (2022-06-29)
B	SCOP2 Family	UBC-related	8021893	4001046	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	UBC-like	8034273	3000570	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	UQ_con	e1jatA1	A: a+b two layers	X: UBC-like	H: UBC-like (From Topology)	T: UBC-like	F: UQ_con	ECOD (1.6)
B	UQ_con	e1jatB1	A: a+b two layers	X: UBC-like	H: UBC-like (From Topology)	T: UBC-like	F: UQ_con	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.10.110.10	Alpha Beta	Roll	Ubiquitin Conjugating Enzyme	Ubiquitin Conjugating Enzyme	CATH (4.3.0)
B	3.10.110.10	Alpha Beta	Roll	Ubiquitin Conjugating Enzyme	Ubiquitin Conjugating Enzyme	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00179	Ubiquitin-conjugating enzyme (UQ_con)	Ubiquitin-conjugating enzyme	Proteins destined for proteasome-mediated degradation may be ubiquitinated. Ubiquitination follows conjugation of ubiquitin to a conserved cysteine residue of UBC homologues. TSG101 is one of several UBC homologues that lacks this active site cystein ...	Proteins destined for proteasome-mediated degradation may be ubiquitinated. Ubiquitination follows conjugation of ubiquitin to a conserved cysteine residue of UBC homologues. TSG101 is one of several UBC homologues that lacks this active site cysteine [4, 5].	Domain
B	PF00179	Ubiquitin-conjugating enzyme (UQ_con)	Ubiquitin-conjugating enzyme	Proteins destined for proteasome-mediated degradation may be ubiquitinated. Ubiquitination follows conjugation of ubiquitin to a conserved cysteine residue of UBC homologues. TSG101 is one of several UBC homologues that lacks this active site cystein ...	Proteins destined for proteasome-mediated degradation may be ubiquitinated. Ubiquitination follows conjugation of ubiquitin to a conserved cysteine residue of UBC homologues. TSG101 is one of several UBC homologues that lacks this active site cysteine [4, 5].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Ubiquitin-Conjugating Enzyme E2-17.5 KDA	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding ubiquitin conjugating enzyme activity aminoacyltransferase activity ubiquitin-like protein transferase activity catalytic activity, acting on a protein acyltransferase activity ubiquitin-like protein conjugating enzyme activity transferase activity catalytic activity ubiquitin-protein transferase activity	organonitrogen compound metabolic process protein polyubiquitination primary metabolic process organic substance metabolic process protein ubiquitination macromolecule modification metabolic process protein metabolic process macromolecule metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal protein K63-linked ubiquitination organonitrogen compound metabolic process protein polyubiquitination primary metabolic process organic substance metabolic process protein ubiquitination macromolecule modification metabolic process protein metabolic process macromolecule metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal protein K63-linked ubiquitination protein localization to vacuolar membrane protein localization cellular localization establishment of protein localization nitrogen compound transport transport protein targeting establishment of protein localization to vacuole localization protein targeting to vacuolar membrane cellular macromolecule localization establishment of localization in cell protein targeting to vacuole establishment of protein localization to membrane organic substance transport protein localization to vacuole intracellular transport localization within membrane protein localization to membrane establishment of localization protein targeting to membrane establishment of protein localization to organelle protein transport macromolecule localization protein localization to organelle cellular process vacuolar transport intracellular protein transport protein polymerization protein-containing complex organization homeostatic process free ubiquitin chain polymerization cellular component organization cellular component biogenesis cellular component assembly cellular homeostasis protein-containing complex assembly cellular component organization or biogenesis ubiquitin recycling cellular response to stimulus postreplication repair response to stimulus DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process cellular response to stress DNA damage response response to stress DNA repair	vacuolar membrane membrane-bounded organelle storage vacuole intracellular anatomical structure membrane lytic vacuole vacuole cellular anatomical entity intracellular membrane-bounded organelle fungal-type vacuole intracellular organelle lytic vacuole membrane bounding membrane of organelle organelle vacuolar membrane membrane-bounded organelle storage vacuole intracellular anatomical structure membrane lytic vacuole vacuole cellular anatomical entity intracellular membrane-bounded organelle fungal-type vacuole intracellular organelle lytic vacuole membrane bounding membrane of organelle organelle cytoplasm organelle membrane fungal-type vacuole membrane cytosol ubiquitin conjugating enzyme complex protein-containing complex catalytic complex transferase complex intracellular protein-containing complex nucleus
B	Ubiquitin-Conjugating Enzyme Variant Mms2	catalytic activity ligase activity	organonitrogen compound metabolic process protein polyubiquitination primary metabolic process organic substance metabolic process protein ubiquitination macromolecule modification metabolic process protein metabolic process macromolecule metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal protein K63-linked ubiquitination organonitrogen compound metabolic process protein polyubiquitination primary metabolic process organic substance metabolic process protein ubiquitination macromolecule modification metabolic process protein metabolic process macromolecule metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal protein K63-linked ubiquitination protein localization to vacuolar membrane protein localization cellular localization establishment of protein localization nitrogen compound transport transport protein targeting establishment of protein localization to vacuole localization protein targeting to vacuolar membrane cellular macromolecule localization establishment of localization in cell protein targeting to vacuole establishment of protein localization to membrane organic substance transport protein localization to vacuole intracellular transport localization within membrane protein localization to membrane establishment of localization protein targeting to membrane establishment of protein localization to organelle protein transport macromolecule localization protein localization to organelle cellular process vacuolar transport intracellular protein transport protein polymerization protein-containing complex organization homeostatic process free ubiquitin chain polymerization cellular component organization cellular component biogenesis cellular component assembly cellular homeostasis protein-containing complex assembly cellular component organization or biogenesis ubiquitin recycling cellular response to stimulus postreplication repair response to stimulus DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process cellular response to stress DNA damage response response to stress DNA repair	vacuolar membrane membrane-bounded organelle storage vacuole intracellular anatomical structure membrane lytic vacuole vacuole cellular anatomical entity intracellular membrane-bounded organelle fungal-type vacuole intracellular organelle lytic vacuole membrane bounding membrane of organelle organelle vacuolar membrane membrane-bounded organelle storage vacuole intracellular anatomical structure membrane lytic vacuole vacuole cellular anatomical entity intracellular membrane-bounded organelle fungal-type vacuole intracellular organelle lytic vacuole membrane bounding membrane of organelle organelle cytoplasm organelle membrane fungal-type vacuole membrane cytosol ubiquitin conjugating enzyme complex protein-containing complex catalytic complex transferase complex intracellular protein-containing complex nucleus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000608	Ubiquitin-conjugating enzyme E2	Domain
A	IPR016135	Ubiquitin-conjugating enzyme/RWD-like	Homologous Superfamily
A	IPR023313	Ubiquitin-conjugating enzyme, active site	Active Site
B	IPR000608	Ubiquitin-conjugating enzyme E2	Domain
B	IPR016135	Ubiquitin-conjugating enzyme/RWD-like	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.